img12 - Chalkdust

An equilateral triangle, pointing left, with vertices at the three roots of -1.

The three solutions $x+i y$ of $z^3=-1$ form an equilateral triangle}

Clare (like gare) is a Chalkdust editor. In her spare time, she’s an assistant professor at Durham University. She likes Skittles, probability, and making the magazine look more like Cosmo.

Chalkdust dissertation prize 2025
Calling all final-year students! This is your opportunity to get your work published as a Chalkdust article.
Chalkdust dissertation prize
Calling all final-year students!
The big argument: What’s the best way to end a proof?
QED or $\square$?
The ninth Dedekind number
Madeleine Hall is a Dedekind-ed follower of fashion
Prize crossnumber, Issue 07
Win £100 of Maths Gear goodies by solving our famously fiendish crossnumber
Fractional calculus: the calculus of witchcraft and wizardry
How can we differentiate a function 9¾ times?

More from Chalkdust

Chalkdust dissertation prize 2025

Chalkdust dissertation prize

The big argument: What’s the best way to end a proof?

The ninth Dedekind number

Prize crossnumber, Issue 07

Fractional calculus: the calculus of witchcraft and wizardry